antd-mini/less/Checklist/index.js

antd-mini 是支付宝小程序 UI 组件库，遵循 Ant Design 规范。

import { __spreadArray } from "tslib";
import mixinValue from '../mixins/value';
import { Component, getValueFromProps, triggerEventValues, } from '../_util/simply';
import { ChecklistDefaultProps } from './props';
Component({
    props: ChecklistDefaultProps,
    methods: {
        onChange: function (item) {
            var _a = getValueFromProps(this, [
                'multiple',
                'options',
            ]), multiple = _a[0], options = _a[1];
            var value;
            value = item.value;
            if (multiple) {
                var currentValue_1 = this.getValue();
                if (currentValue_1.indexOf(value) > -1) {
                    currentValue_1 = currentValue_1.filter(function (v) { return v !== value; });
                }
                else {
                    currentValue_1 = __spreadArray(__spreadArray([], currentValue_1, true), [value], false);
                }
                if (!this.isControlled()) {
                    this.update(currentValue_1);
                }
                triggerEventValues(this, 'change', [
                    currentValue_1,
                    options.filter(function (v) { return currentValue_1.indexOf(v.value) > -1; }),
                ]);
            }
            else {
                if (!this.isControlled()) {
                    this.update(value);
                }
                triggerEventValues(this, 'change', [
                    value,
                    options.find(function (v) { return v.value === value; }),
                ]);
            }
        },
    },
    mixins: [
        mixinValue({
            transformValue: function (val) {
                var value = val || [];
                return {
                    needUpdate: true,
                    value: value,
                };
            },
        }),
    ],
});